489 lines
12 KiB
C++
489 lines
12 KiB
C++
//=--------------------------------------------------------------------------=
|
|
// IPServer.Cpp
|
|
//=--------------------------------------------------------------------------=
|
|
// Copyright 1995-1996 Microsoft Corporation. All Rights Reserved.
|
|
//
|
|
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
|
|
// ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
|
|
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
|
|
// PARTICULAR PURPOSE.
|
|
//=--------------------------------------------------------------------------=
|
|
//
|
|
// implements all exported DLL functions for the program, as well as a few
|
|
// others that will be used by same
|
|
//
|
|
#include "IPServer.H"
|
|
#include "LocalSrv.H"
|
|
|
|
#include "AutoObj.H"
|
|
#include "ClassF.H"
|
|
#include "CtrlObj.H"
|
|
#include "Globals.H"
|
|
#include "Unknown.H"
|
|
#include "Util.H"
|
|
|
|
//=--------------------------------------------------------------------------=
|
|
// Private module level data
|
|
//
|
|
// for ASSERT and FAIL
|
|
//
|
|
SZTHISFILE
|
|
|
|
|
|
//=--------------------------------------------------------------------------=
|
|
// These are used for reflection in OLE Controls. Not that big of a hit that
|
|
// we mind defining them for all servers, including automation or generic
|
|
// COM.
|
|
//
|
|
char g_szReflectClassName [] = "CtlFrameWork_ReflectWindow";
|
|
BYTE g_fRegisteredReflect = FALSE;
|
|
|
|
|
|
//=--------------------------------------------------------------------------=
|
|
// allow controls to register for DLL_THREAD_ATTACH and DLL_THREAD_DETACH
|
|
//
|
|
THRDNFYPROC g_pfnThreadProc = NULL;
|
|
|
|
extern "C" void SetLibraryThreadProc(THRDNFYPROC pfnThreadNotify)
|
|
{
|
|
if ((g_pfnThreadProc = pfnThreadNotify) == NULL)
|
|
DisableThreadLibraryCalls((HMODULE)g_hInstance);
|
|
}
|
|
|
|
|
|
// ref count for LockServer
|
|
//
|
|
LONG g_cLocks;
|
|
|
|
|
|
// private routines for this file.
|
|
//
|
|
int IndexOfOleObject(REFCLSID);
|
|
HRESULT RegisterAllObjects(void);
|
|
HRESULT UnregisterAllObjects(void);
|
|
|
|
//=--------------------------------------------------------------------------=
|
|
// DllMain
|
|
//=--------------------------------------------------------------------------=
|
|
// yon standard LibMain.
|
|
//
|
|
// Parameters and Output:
|
|
// - see SDK Docs on DllMain
|
|
//
|
|
// Notes:
|
|
//
|
|
BOOL WINAPI DllMain
|
|
(
|
|
HANDLE hInstance,
|
|
DWORD dwReason,
|
|
void *pvReserved
|
|
)
|
|
{
|
|
int i;
|
|
|
|
switch (dwReason) {
|
|
// set up some global variables, and get some OS/Version information
|
|
// set up.
|
|
//
|
|
case DLL_PROCESS_ATTACH:
|
|
{
|
|
DWORD dwVer = GetVersion();
|
|
DWORD dwWinVer;
|
|
|
|
// swap the two lowest bytes of dwVer so that the major and minor version
|
|
// numbers are in a usable order.
|
|
// for dwWinVer: high byte = major version, low byte = minor version
|
|
// OS Sys_WinVersion (as of 5/2/95)
|
|
// =-------------= =-------------=
|
|
// Win95 0x035F (3.95)
|
|
// WinNT ProgMan 0x0333 (3.51)
|
|
// WinNT Win95 UI 0x0400 (4.00)
|
|
//
|
|
dwWinVer = (UINT)(((dwVer & 0xFF) << 8) | ((dwVer >> 8) & 0xFF));
|
|
g_fSysWinNT = FALSE;
|
|
g_fSysWin95 = FALSE;
|
|
g_fSysWin95Shell = FALSE;
|
|
|
|
if (dwVer < 0x80000000) {
|
|
g_fSysWinNT = TRUE;
|
|
g_fSysWin95Shell = (dwWinVer >= 0x0334);
|
|
} else {
|
|
g_fSysWin95 = TRUE;
|
|
g_fSysWin95Shell = TRUE;
|
|
}
|
|
|
|
// initialize a critical seciton for our apartment threading support
|
|
//
|
|
InitializeCriticalSection(&g_CriticalSection);
|
|
|
|
// create an initial heap for everybody to use.
|
|
// currently, we're going to let the system make things thread-safe,
|
|
// which will make them a little slower, but hopefully not enough
|
|
// to notice
|
|
//
|
|
g_hHeap = GetProcessHeap();
|
|
if (!g_hHeap) {
|
|
FAIL("Couldn't get Process Heap. Not good!");
|
|
return FALSE;
|
|
}
|
|
|
|
g_hInstance = (HINSTANCE)hInstance;
|
|
|
|
// give the user a chance to initialize whatever
|
|
//
|
|
InitializeLibrary();
|
|
|
|
// if they didn't ask for thread notifications then optimize by turning
|
|
// them off for our DLL.
|
|
//
|
|
if (!g_pfnThreadProc)
|
|
DisableThreadLibraryCalls((HMODULE)hInstance);
|
|
}
|
|
break;
|
|
|
|
case DLL_THREAD_ATTACH:
|
|
case DLL_THREAD_DETACH:
|
|
if (g_pfnThreadProc)
|
|
g_pfnThreadProc(hInstance, dwReason, pvReserved);
|
|
break;
|
|
|
|
// do a little cleaning up!
|
|
//
|
|
case DLL_PROCESS_DETACH:
|
|
|
|
// clean up our critical seciton
|
|
//
|
|
DeleteCriticalSection(&g_CriticalSection);
|
|
|
|
// unregister all the registered window classes.
|
|
//
|
|
i = 0;
|
|
|
|
while (!ISEMPTYOBJECT(i)) {
|
|
if (g_ObjectInfo[i].usType == OI_CONTROL) {
|
|
if (CTLWNDCLASSREGISTERED(i))
|
|
UnregisterClass(WNDCLASSNAMEOFCONTROL(i), g_hInstance);
|
|
}
|
|
i++;
|
|
}
|
|
|
|
// clean up our parking window.
|
|
//
|
|
if (g_hwndParking) {
|
|
DestroyWindow(g_hwndParking);
|
|
UnregisterClass("CtlFrameWork_Parking", g_hInstance);
|
|
--g_cLocks;
|
|
}
|
|
|
|
// clean up after reflection, if appropriate.
|
|
//
|
|
if (g_fRegisteredReflect)
|
|
UnregisterClass(g_szReflectClassName, g_hInstance);
|
|
|
|
// give the user a chance to do some cleaning up
|
|
//
|
|
UninitializeLibrary();
|
|
break;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
|
|
//=--------------------------------------------------------------------------=
|
|
// DllRegisterServer
|
|
//=--------------------------------------------------------------------------=
|
|
// registers the Automation server
|
|
//
|
|
// Output:
|
|
// HRESULT
|
|
//
|
|
// Notes:
|
|
//
|
|
STDAPI DllRegisterServer
|
|
(
|
|
void
|
|
)
|
|
{
|
|
HRESULT hr;
|
|
|
|
hr = RegisterAllObjects();
|
|
RETURN_ON_FAILURE(hr);
|
|
|
|
// call user registration function.
|
|
//
|
|
return (RegisterData())? S_OK : E_FAIL;
|
|
}
|
|
|
|
|
|
|
|
//=--------------------------------------------------------------------------=
|
|
// DllUnregisterServer
|
|
//=--------------------------------------------------------------------------=
|
|
// unregister's the Automation server
|
|
//
|
|
// Output:
|
|
// HRESULT
|
|
//
|
|
// Notes:
|
|
//
|
|
STDAPI DllUnregisterServer
|
|
(
|
|
void
|
|
)
|
|
{
|
|
HRESULT hr;
|
|
|
|
hr = UnregisterAllObjects();
|
|
RETURN_ON_FAILURE(hr);
|
|
|
|
// call user unregistration function
|
|
//
|
|
return (UnregisterData()) ? S_OK : E_FAIL;
|
|
}
|
|
|
|
|
|
//=--------------------------------------------------------------------------=
|
|
// DllCanUnloadNow
|
|
//=--------------------------------------------------------------------------=
|
|
// we are being asked whether or not it's okay to unload the DLL. just check
|
|
// the lock counts on remaining objects ...
|
|
//
|
|
// Output:
|
|
// HRESULT - S_OK, can unload now, S_FALSE, can't.
|
|
//
|
|
// Notes:
|
|
//
|
|
STDAPI DllCanUnloadNow
|
|
(
|
|
void
|
|
)
|
|
{
|
|
// if there are any objects lying around, then we can't unload. The
|
|
// controlling CUnknownObject class that people should be inheriting from
|
|
// takes care of this
|
|
//
|
|
return (g_cLocks) ? S_FALSE : S_OK;
|
|
}
|
|
|
|
|
|
//=--------------------------------------------------------------------------=
|
|
// DllGetClassObject
|
|
//=--------------------------------------------------------------------------=
|
|
// creates a ClassFactory object, and returns it.
|
|
//
|
|
// Parameters:
|
|
// REFCLSID - CLSID for the class object
|
|
// REFIID - interface we want class object to be.
|
|
// void ** - pointer to where we should ptr to new object.
|
|
//
|
|
// Output:
|
|
// HRESULT - S_OK, CLASS_E_CLASSNOTAVAILABLE, E_OUTOFMEMORY,
|
|
// E_INVALIDARG, E_UNEXPECTED
|
|
//
|
|
// Notes:
|
|
//
|
|
STDAPI DllGetClassObject
|
|
(
|
|
REFCLSID rclsid,
|
|
REFIID riid,
|
|
void **ppvObjOut
|
|
)
|
|
{
|
|
HRESULT hr;
|
|
void *pv;
|
|
int iIndex;
|
|
|
|
// arg checking
|
|
//
|
|
if (!ppvObjOut)
|
|
return E_INVALIDARG;
|
|
|
|
// first of all, make sure they're asking for something we work with.
|
|
//
|
|
iIndex = IndexOfOleObject(rclsid);
|
|
if (iIndex == -1)
|
|
return CLASS_E_CLASSNOTAVAILABLE;
|
|
|
|
// create the blank object.
|
|
//
|
|
pv = (void *)new CClassFactory(iIndex);
|
|
if (!pv)
|
|
return E_OUTOFMEMORY;
|
|
|
|
// QI for whatever the user has asked for.
|
|
//
|
|
hr = ((IUnknown *)pv)->QueryInterface(riid, ppvObjOut);
|
|
((IUnknown *)pv)->Release();
|
|
|
|
return hr;
|
|
}
|
|
//=--------------------------------------------------------------------------=
|
|
// IndexOfOleObject
|
|
//=--------------------------------------------------------------------------=
|
|
// returns the index in our global table of objects of the given CLSID. if
|
|
// it's not a supported object, then we return -1
|
|
//
|
|
// Parameters:
|
|
// REFCLSID - [in] duh.
|
|
//
|
|
// Output:
|
|
// int - >= 0 is index into global table, -1 means not supported
|
|
//
|
|
// Notes:
|
|
//
|
|
int IndexOfOleObject
|
|
(
|
|
REFCLSID rclsid
|
|
)
|
|
{
|
|
int x = 0;
|
|
|
|
// an object is creatable if it's CLSID is in the table of all allowable object
|
|
// types.
|
|
//
|
|
while (!ISEMPTYOBJECT(x)) {
|
|
if (OBJECTISCREATABLE(x)) {
|
|
if (rclsid == CLSIDOFOBJECT(x))
|
|
return x;
|
|
}
|
|
x++;
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
//=--------------------------------------------------------------------------=
|
|
// RegisterAllObjects
|
|
//=--------------------------------------------------------------------------=
|
|
// registers all the objects for the given automation server.
|
|
//
|
|
// Parameters:
|
|
// none
|
|
//
|
|
// Output:
|
|
// HERSULT - S_OK, E_FAIL
|
|
//
|
|
// Notes:
|
|
//
|
|
HRESULT RegisterAllObjects
|
|
(
|
|
void
|
|
)
|
|
{
|
|
ITypeLib *pTypeLib;
|
|
HRESULT hr;
|
|
DWORD dwPathLen;
|
|
char szTmp[MAX_PATH];
|
|
int x = 0;
|
|
|
|
// loop through all of our creatable objects [those that have a clsid in
|
|
// our global table] and register them.
|
|
//
|
|
while (!ISEMPTYOBJECT(x)) {
|
|
if (!OBJECTISCREATABLE(x)) {
|
|
x++;
|
|
continue;
|
|
}
|
|
|
|
// depending on the object type, register different pieces of information
|
|
//
|
|
switch (g_ObjectInfo[x].usType) {
|
|
|
|
// for both simple co-creatable objects and proeprty pages, do the same
|
|
// thing
|
|
//
|
|
case OI_UNKNOWN:
|
|
case OI_PROPERTYPAGE:
|
|
RegisterUnknownObject(NAMEOFOBJECT(x), CLSIDOFOBJECT(x));
|
|
break;
|
|
|
|
case OI_AUTOMATION:
|
|
RegisterAutomationObject(g_szLibName, NAMEOFOBJECT(x), VERSIONOFOBJECT(x),
|
|
*g_pLibid, CLSIDOFOBJECT(x));
|
|
break;
|
|
|
|
case OI_CONTROL:
|
|
RegisterControlObject(g_szLibName, NAMEOFOBJECT(x), VERSIONOFOBJECT(x),
|
|
*g_pLibid, CLSIDOFOBJECT(x), OLEMISCFLAGSOFCONTROL(x),
|
|
BITMAPIDOFCONTROL(x));
|
|
break;
|
|
|
|
}
|
|
x++;
|
|
}
|
|
|
|
// Load and register our type library.
|
|
//
|
|
if (g_fServerHasTypeLibrary) {
|
|
dwPathLen = GetModuleFileName(g_hInstance, szTmp, MAX_PATH);
|
|
MAKE_WIDEPTR_FROMANSI(pwsz, szTmp);
|
|
hr = LoadTypeLib(pwsz, &pTypeLib);
|
|
RETURN_ON_FAILURE(hr);
|
|
hr = RegisterTypeLib(pTypeLib, pwsz, NULL);
|
|
pTypeLib->Release();
|
|
RETURN_ON_FAILURE(hr);
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
//=--------------------------------------------------------------------------=
|
|
// UnregisterAllObjects
|
|
//=--------------------------------------------------------------------------=
|
|
// un-registers all the objects for the given automation server.
|
|
//
|
|
// Parameters:
|
|
// none
|
|
//
|
|
// Output:
|
|
// HRESULT - S_OK
|
|
//
|
|
// Notes:
|
|
//
|
|
HRESULT UnregisterAllObjects
|
|
(
|
|
void
|
|
)
|
|
{
|
|
int x = 0;
|
|
|
|
// loop through all of our creatable objects [those that have a clsid in
|
|
// our global table] and register them.
|
|
//
|
|
while (!ISEMPTYOBJECT(x)) {
|
|
if (!OBJECTISCREATABLE(x)) {
|
|
x++;
|
|
continue;
|
|
}
|
|
|
|
switch (g_ObjectInfo[x].usType) {
|
|
|
|
case OI_UNKNOWN:
|
|
case OI_PROPERTYPAGE:
|
|
UnregisterUnknownObject(CLSIDOFOBJECT(x));
|
|
break;
|
|
|
|
case OI_CONTROL:
|
|
UnregisterControlObject(g_szLibName, NAMEOFOBJECT(x), VERSIONOFOBJECT(x),
|
|
CLSIDOFOBJECT(x));
|
|
|
|
case OI_AUTOMATION:
|
|
UnregisterAutomationObject(g_szLibName, NAMEOFOBJECT(x), VERSIONOFOBJECT(x),
|
|
CLSIDOFOBJECT(x));
|
|
break;
|
|
|
|
}
|
|
x++;
|
|
}
|
|
|
|
// if we've got one, unregister our type library [this isn't an API function
|
|
// -- we've implemented this ourselves]
|
|
//
|
|
if (g_pLibid)
|
|
UnregisterTypeLibrary(*g_pLibid);
|
|
|
|
return S_OK;
|
|
}
|